Fuels And Combustion - Practice Test

(A) Height of the coal heap should be < 3 metres

(B) Maximum 200 tons should be stored in a heap

(C) Both A and B

(D) Neither A nor B

(C) Both A and B

(A) Give less yield of tar and gas on carbonisation

(B) Burn with a small non-smoky flame

(C) Have a very high calorific value

(D) None of these

(D) None of these

(A) Lignite

(B) Bituminous coal

(C) Semi-anthracite

(D) Anthracite

(B) Bituminous coal

(A) Decrease in its caking power & calorific value

(B) Decrease in its carbon & hydrogen content

(C) Increase in its oxygen content

(D) All of the above

(D) All of the above

(A) Fuel

(B) Air

(C) Both A & B

(D) Neither A nor B

(C) Both A & B

Fuels And Combustion - Study Mode